Math

Definition of surjective function

In the field of mathematics, a function is called the relationship established between two sets through which, to each of the elements of the first set, an element - or none - of the second is assigned. Depending on their characteristics, there are different types of functions, such as the injective function, the […]

Definition of regression

Regression is a notion that refers to the act of returning or going back. Originating from the Latin word regressio, the term has various uses depending on the context. According to psychology, regression is a regression to a previous state or level of development. It is a defense mechanism that arises […]

Definition of cryptography

Cryptography is the technique or discipline that allows writing using a hidden code. In this way, anyone who does not know the key to decrypt the message cannot access its content. Through cryptography, the usual linguistic code is modified by using a cipher or a different coding. This makes […]

Definition of contradomain

The idea of ​​contradomain, also mentioned as arrival set, final set or co-domain, is used in the field of mathematics. The concept appears when referring to functions. Mathematical function Before moving forward, it is important to remember that a mathematical function is the relationship established between two sets, by which each […]

Definition of deviation

The notion of deviation comes from the Latin word deviatio. The term refers to the act and consequence of deviating or diverting: getting away from or separating from something. Of a road The deviation of a road, meanwhile, is a section that distances itself from the general trunk. These deviations are usually provisional paths that are established when […]

Definition of enlargement

Magnification is the act and consequence of enlarging: enlarging, extending. The term has various uses depending on the context. Larger copies An enlarged text or image is called enlargement. Enlargements are usually copies of photographs that are larger in size compared to the negative that was used for their […]

Definition of systematization

The act and result of systematizing is called systematization. This verb (systematize), in turn, refers to arranging something according to a system. System To understand what systematization is, therefore, we must first focus on the notion of system. This is what is called a set of ordered elements that are […]

Definition of factoring

Factoring is a term used in the field of mathematics to refer to the act and result of factoring. This verb (factorize), meanwhile, refers to the decomposition of a polynomial into the product of other polynomials of lower degree or to the expression of an integer from the product […]

Definition of biomathematics

The use of mathematical tools for the analysis of issues and topics in biology is called biomathematics. It is a scientific discipline that also uses mathematical concepts to study issues in environmental sciences and medicine. Before moving forward it is important to keep in mind […]

Definition of dispersion

The notion of dispersion, coming from the Latin word dispersio, has several uses. The first meaning mentioned by the Royal Spanish Academy (RAE) in its dictionary refers to the act and consequence of dispersing: segmenting and scattering what was united, distributing attention, disorganizing. In the field of mathematics, dispersion refers to […]